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12.Practice.Tests.for.the.SAT_2015-2016_1128p

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1028<br />

I Section 3<br />

Practice Test Twelve<br />

D<br />

x<br />

y<br />

A<br />

B<br />

M<br />

F<br />

G<br />

w<br />

L<br />

K<br />

18. In <strong>the</strong> figure above, two squares ADGK and WXYZ<br />

overlap such that AB = BC = CD, and all <strong>the</strong><br />

triangles are.isosceles. If <strong>the</strong> area of square ADGK<br />

is 9, what is <strong>the</strong> area of <strong>the</strong> entire figure?<br />

(A) 10<br />

(B) 10 1- 4<br />

(C) 10 + V2<br />

(D) 14<br />

(E) 10 + 4V2<br />

l<br />

z<br />

20. Each of <strong>the</strong> circles in <strong>the</strong> figure above has a radius<br />

of2. If a point on <strong>the</strong> figure is chosen at random,<br />

what is <strong>the</strong> probability that point is in <strong>the</strong> shaded<br />

area?<br />

(A) _l_<br />

161t<br />

(B) _l<br />

41t<br />

(C) n-1<br />

4<br />

(D) 4-7t<br />

4<br />

(E)<br />

1<br />

64 - 161t<br />

19. Let _g_ be defined as _g_ = 2g2 - 2 <strong>for</strong> all values of<br />

g. If _x_ = x2, what is <strong>the</strong> value of x?<br />

(A) -2<br />

(B) 1<br />

(C) V2<br />

(D) 2<br />

(E)<br />

2Vl<br />

STOP

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